System pressure protection on fixed and variable pump systems, dynamic braking on fluid motor systems or swing circuits on hydraulic cranes. Snap-tite’s relief valves provide fast operating protection against pressure surges.
Differential Relief Valve System pressure protection against surges Flow rates to 40 US gpm (155 l/min) Working pressures from 500 to 4,000 psi (35 to 276 bar) Plated steel cartridge Few moving parts enhance reliability Cavity details available for personal manufacture of manifold
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Dual Differential Relief Valve Features two relief cartridges (RDC) in single housing Crossover design allows high pressure to relieve to low pressure side in one body Flows to 40 US gpm (155 l/min) Pressures of 500 to 4,000 psi (35 to 276 bar) NPSF or female SAE O-ring boss porting available
Single Differential Relief Valve Single relief cartridge (RDC) in block Porting sizes 3/8" thru 1" Female pipe thread or female SAE O-ring boss porting Flow rates to 40 US gpm (155 l/min) Working pressures from 500 to 4,000 psi (35 to 276 bar) Anodized aluminum block, plated steel cartridge
Dual Relief Vlave with Make-Up Checks Two relief cartridges & two soft seat, free reverse flow check valves in single body Integral make-up checks prevent pump cavitation Flows to 40 US gpm (155 l/min) Pressures of 500 to 4,000 psi (35 to 276 bar) NPSF or female SAE O-ring boss porting in 3/8" to 1" sizes